Proceedings of the international workshop on heliothis managemant 

 - Andhra Pradesh :  International Crops Research Institute for the Semi - Arid tropics,  1981 
 - vii, 418p. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tropical crops--Diseases and pests<br/>Pests--Control--Tropics
<br/><br/><label>Dewey Class. No.: </label>632.9